User's Manual

Table Of Contents
Page 15
X75 SERIES - Mk3 Controller
INSTALLATION & OPERATING MANUAL
Manual No. x75mk3-11
x75-man-Rev11-0815.indd
10.0 LED Indicators
I
0
1 2 3
LOAD BREAKERS
I
0
I
0
I
0
I
0
CTR
MAJA
MINA
ACFA
RFA
OTA
OVA
CTR
MAJA
MINA
ACFA
RFA
OTA
OVA
12345
GMT FUSES
1.............................10
1 2 3
Figure5-LEDIndicators
During normal operation there will be one green LEDs displayed as shown in gure 5 above.
The LED indicators provide visual indication of both status and alarm conditions as described
below:
CTR – GREEN – Indicates that the unit has power and is functioning normally.
MAJARED – Indicates a ‘Major (Immediate Response) alarm condition.
MINARED – Indicates a ‘Minor (Scheduled response) alarm condition.
ACFARED – Indicates an AC supply failure.
RFARED – Indicates a Rectier module failure.
OTARED – Indicates that one or more of the monitored temperatures is too high.
OVARED – Indicated that the system Bus Voltage is too high.